Onechanbara: Bikini Zombie Slayers - Nintendo Wii Play as either sister Aya or Saki in single player or with friend in co-op mode Combos and upgrades and adrenaline filled rage mode unique dress-up mode unlocks costumes and accessories and more multiple playable characters including split screen multiplayer exploration across a vast city complete with cinematic storytelling and killer boss battles Play as either sister Aya or Saki in single player or with friend in co-op mode Combos and upgrades and adrenaline filled rage mode unique dress-up mode unlocks costumes and accessories and more multiple playable characters including split screen multiplayer exploration across a vast city complete with cinematic storytelling and killer boss battles